LoveFrames/objects/button.lua
Kenny Shields 072918fbea textinput custom cursor fixes
Updated the textinput custom cursor code to use the newest 0.9.0 cursor
functions
Fixed textinput custom cursors not being reset in certain situations
loveframes.hoverobject is now used to reference the currently hovered
object
loveframes.downobject has been added to assume the previous role of
loveframes.hoverobject
2013-10-30 19:05:10 -04:00

247 lines
5.4 KiB
Lua

--[[------------------------------------------------
-- Love Frames - A GUI library for LOVE --
-- Copyright (c) 2013 Kenny Shields --
--]]------------------------------------------------
-- button class
local newobject = loveframes.NewObject("button", "loveframes_object_button", true)
--[[---------------------------------------------------------
- func: initialize()
- desc: initializes the object
--]]---------------------------------------------------------
function newobject:initialize()
self.type = "button"
self.text = "Button"
self.width = 80
self.height = 25
self.internal = false
self.down = false
self.clickable = true
self.enabled = true
self.OnClick = nil
end
--[[---------------------------------------------------------
- func: update(deltatime)
- desc: updates the object
--]]---------------------------------------------------------
function newobject:update(dt)
local state = loveframes.state
local selfstate = self.state
if state ~= selfstate then
return
end
local visible = self.visible
local alwaysupdate = self.alwaysupdate
if not visible then
if not alwaysupdate then
return
end
end
self:CheckHover()
local hover = self.hover
local down = self.down
local downobject = loveframes.downobject
local parent = self.parent
local base = loveframes.base
local update = self.Update
if not hover then
self.down = false
if downobject == self then
self.hover = true
end
else
if downobject == self then
self.down = true
end
end
-- move to parent if there is a parent
if parent ~= base then
self.x = self.parent.x + self.staticx
self.y = self.parent.y + self.staticy
end
if update then
update(self, dt)
end
end
--[[---------------------------------------------------------
- func: draw()
- desc: draws the object
--]]---------------------------------------------------------
function newobject:draw()
local state = loveframes.state
local selfstate = self.state
if state ~= selfstate then
return
end
local visible = self.visible
if not visible then
return
end
local skins = loveframes.skins.available
local skinindex = loveframes.config["ACTIVESKIN"]
local defaultskin = loveframes.config["DEFAULTSKIN"]
local selfskin = self.skin
local skin = skins[selfskin] or skins[skinindex]
local drawfunc = skin.DrawButton or skins[defaultskin].DrawButton
local draw = self.Draw
local drawcount = loveframes.drawcount
-- set the object's draw order
self:SetDrawOrder()
if draw then
draw(self)
else
drawfunc(self)
end
end
--[[---------------------------------------------------------
- func: mousepressed(x, y, button)
- desc: called when the player presses a mouse button
--]]---------------------------------------------------------
function newobject:mousepressed(x, y, button)
local state = loveframes.state
local selfstate = self.state
if state ~= selfstate then
return
end
local visible = self.visible
if not visible then
return
end
local hover = self.hover
if hover and button == "l" then
local baseparent = self:GetBaseParent()
if baseparent and baseparent.type == "frame" then
baseparent:MakeTop()
end
self.down = true
loveframes.downobject = self
end
end
--[[---------------------------------------------------------
- func: mousereleased(x, y, button)
- desc: called when the player releases a mouse button
--]]---------------------------------------------------------
function newobject:mousereleased(x, y, button)
local state = loveframes.state
local selfstate = self.state
if state ~= selfstate then
return
end
local visible = self.visible
if not visible then
return
end
local hover = self.hover
local down = self.down
local clickable = self.clickable
local enabled = self.enabled
local onclick = self.OnClick
if hover and down and clickable and button == "l" then
if enabled then
if onclick then
onclick(self, x, y)
end
end
end
self.down = false
end
--[[---------------------------------------------------------
- func: SetText(text)
- desc: sets the object's text
--]]---------------------------------------------------------
function newobject:SetText(text)
self.text = text
end
--[[---------------------------------------------------------
- func: GetText()
- desc: gets the object's text
--]]---------------------------------------------------------
function newobject:GetText()
return self.text
end
--[[---------------------------------------------------------
- func: SetClickable(bool)
- desc: sets whether the object can be clicked or not
--]]---------------------------------------------------------
function newobject:SetClickable(bool)
self.clickable = bool
end
--[[---------------------------------------------------------
- func: GetClickable(bool)
- desc: gets whether the object can be clicked or not
--]]---------------------------------------------------------
function newobject:GetClickable()
return self.clickable
end
--[[---------------------------------------------------------
- func: SetClickable(bool)
- desc: sets whether or not the object is enabled
--]]---------------------------------------------------------
function newobject:SetEnabled(bool)
self.enabled = bool
end
--[[---------------------------------------------------------
- func: GetEnabled()
- desc: gets whether or not the object is enabled
--]]---------------------------------------------------------
function newobject:GetEnabled()
return self.enabled
end